/usr/ is in ruby-rails-assets-jquery 1.11.3-1.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/
/usr/lib/ruby/
/usr/lib/ruby/vendor_ruby/
/usr/lib/ruby/vendor_ruby/rails-assets-jquery.rb
/usr/lib/ruby/vendor_ruby/rails-assets-jquery/
/usr/lib/ruby/vendor_ruby/rails-assets-jquery/version.rb
/usr/share/
/usr/share/doc/
/usr/share/doc/ruby-rails-assets-jquery/
/usr/share/doc/ruby-rails-assets-jquery/copyright
/usr/share/doc/ruby-rails-assets-jquery/README.md
/usr/share/doc/ruby-rails-assets-jquery/changelog.Debian.gz
/usr/share/ruby-rails-assets-jquery/
/usr/share/ruby-rails-assets-jquery/app/
/usr/share/ruby-rails-assets-jquery/app/assets/
/usr/share/ruby-rails-assets-jquery/app/assets/javascripts/
/usr/share/ruby-rails-assets-jquery/app/assets/javascripts/jquery/
/usr/share/ruby-rails-assets-jquery/app/assets/javascripts/jquery.js
/usr/share/rubygems-integration/
/usr/share/rubygems-integration/all/
/usr/share/rubygems-integration/all/specifications/
/usr/share/rubygems-integration/all/specifications/rails-assets-jquery-1.11.3.gemspec
/usr/share/lintian/
/usr/share/lintian/overrides/
/usr/share/lintian/overrides/ruby-rails-assets-jquery
/usr/share/ruby-rails-assets-jquery/app/assets/javascripts/jquery/jquery.js